With the analysis among 100 patents, we discovered top 63 key players by total patent application. NEC Corp., Nippon Telegraph & Telephone Corp., Tektronix, Inc. are dominant in this area. They take 20.00% of the total patent filing.
Oregon, United States
Patent: 5
Iowa, United States
Patent: 3
California, United States
Patent: 3
Toyama-ken, Japan
Patent: 2
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With the analysis among related 15 patents applied in the last 5 years. We discover 15 most active companies in this area. The fast-growing State Grid Xinjiang Electric Power Co., Ltd. Electric Power Research Institute, Nanjing New Hope Power Technology Co., Ltd., Shanghai Shentong Metro Group Co., Ltd. take 40.00% of patent filing during this period.
Xinjiang Uygur Zizhiqu, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Shenzhen Qianhai Aowei Intelligent Control Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 15 patents in last 5 years, we discover 15 new entrants. State Grid Xinjiang Electric Power Co., Ltd. Electric Power Research Institute, Nanjing New Hope Power Technology Co., Ltd., Shanghai Shentong Metro Group Co., Ltd. are the most active new entrants in this area.
Xinjiang Uygur Zizhiqu, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Shanxi Sheng, China
Patent: 1
Shenzhen Qianhai Aowei Intelligent Control Technology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among 9 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1